Question: Evaluate the following without using a calculator COS COS 60 Note: Write your answer as a fraction, do not write decimal approximations. For example, write

 Evaluate the following without using a calculator COS COS 60 Note:

Evaluate the following without using a calculator COS COS 60 Note: Write your answer as a fraction, do not write decimal approximations. For example, write 1/2 but not 0.5. If the answer has a > then write Pi or pi or a. cos cos Si

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